72631376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238919}}^1$

素因数の和:238946

約数の個数: 20

約数和(自身を含む): 148130400

約数和(自身を除く): 75499024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238919, 477838, 955676, 1911352, 3822704, 4539461, 9078922, 18157844, 36315688, 72631376]

約数ペア:

[(1, 72631376), (2, 36315688), (4, 18157844), (8, 9078922), (16, 4539461), (19, 3822704), (38, 1911352), (76, 955676), (152, 477838), (304, 238919)]